twist-drill-din-338-n-hss-g
RUKO Espiral Bits DIN 1897 Tipo N, HSSE-Co5 - Short (Ø 3,20mm)- Main use Steel (N / mm ²) <900, Steel (N / mm ²) <1100 and stainless steel
- Secondary use Titanium aliedo
- Secondary use Titanium aliedo